Description : Link WTS Base Station (150 Standard Base - For use with Series 400 Link 150 MCUs only. Includes ceiling clip for attachment to drop ceiling rails - Avaya Logo) Base Stations provide the wireless communication channel between the Wireless Telephone and the MCU. Each Base Station supports four simultaneous telephone calls and covers a transmission area of typically 25 to 45 thousand square feet. The size of the coverage area is dependent on wall structure - ceiling height - and other obstructions within a building.----A telephone call is passed from one Base Station to another as a user walks throughout the coverage area. The Link Wireless Telephone System is designed to provide seamless coverage - enabling smooth hand off of active calls. ----Base Stations are small - about the size of a hardback book - and can be mounted under a drop ceiling or on the wall. For outdoor installations - a weather proof enclosure is available.